*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --green: #66A953;
  --green-dark: #4e8a3e;
  --cream: #F8F5F0;
  --cream-dark: #EDE8E0;
  --text: #2C2C2C;
  --text-light: #6B6B6B;
  --white: #FFFFFF;
  --radius: 16px;
  --max-width: 960px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--green-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Layout */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */

nav {
  padding: 20px 0;
  background: var(--cream);
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--text);
  padding: 8px 4px;
  margin: -8px -4px;
}

.nav-brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  display: inline-block;
  color: var(--text-light);
  font-size: 0.9375rem;
  font-weight: 500;
  padding: 10px 6px;
  margin: -10px -6px;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--green-dark);
  text-decoration: none;
}

/* Hero */

.hero {
  text-align: center;
  padding: 80px 0 64px;
}

.hero-icon {
  width: 128px;
  height: 128px;
  border-radius: 28px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  margin-bottom: 32px;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.hero .tagline {
  font-size: 1.375rem;
  color: var(--text-light);
  font-weight: 400;
  margin-bottom: 20px;
}

.hero .description {
  font-size: 1.0625rem;
  color: var(--text-light);
  max-width: 540px;
  margin: 0 auto 40px;
}

.app-store-badge {
  display: inline-block;
  transition: opacity 0.2s;
}

.app-store-badge:hover {
  opacity: 0.85;
}

.app-store-badge img {
  height: 54px;
  max-width: 100%;
}

/* Features */

.features {
  padding: 64px 0;
}

.features h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 48px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 1.1875rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--text-light);
  font-size: 0.9375rem;
  line-height: 1.55;
}

/* How it works */

.how-it-works {
  padding: 64px 0;
}

.how-it-works h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 48px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  text-align: center;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--green);
  color: var(--white);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.step h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.step p {
  color: var(--text-light);
  font-size: 0.9375rem;
}

/* Highlights */

.highlights {
  padding: 48px 0 64px;
}

.highlights-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px 40px;
}

.highlight {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9375rem;
  color: var(--text-light);
}

.highlight-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
}

/* CTA */

.cta {
  text-align: center;
  padding: 64px 0;
  background: var(--white);
  border-radius: var(--radius);
  margin-bottom: 64px;
}

.cta h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.cta p {
  color: var(--text-light);
  margin-bottom: 32px;
  font-size: 1.0625rem;
}

/* Footer */

footer {
  padding: 40px 0;
  border-top: 1px solid var(--cream-dark);
  text-align: center;
}

footer .footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  list-style: none;
  margin-bottom: 16px;
}

footer .footer-links a {
  display: inline-block;
  color: var(--text-light);
  font-size: 0.875rem;
  padding: 8px 0;
}

footer .copyright {
  color: var(--text-light);
  font-size: 0.8125rem;
}

/* Privacy page */

.page-header {
  padding: 48px 0 32px;
  text-align: center;
}

.page-header h1 {
  font-size: 2.25rem;
  font-weight: 700;
}

.page-header p {
  color: var(--text-light);
  margin-top: 8px;
}

.prose {
  max-width: 680px;
  margin: 0 auto;
  padding-bottom: 80px;
}

.prose h2 {
  font-size: 1.375rem;
  font-weight: 600;
  margin-top: 40px;
  margin-bottom: 12px;
}

.prose p {
  margin-bottom: 16px;
  color: var(--text);
  font-size: 0.9375rem;
}

.prose ul {
  margin-bottom: 16px;
  padding-left: 24px;
}

.prose li {
  color: var(--text);
  font-size: 0.9375rem;
  margin-bottom: 6px;
}

/* Responsive */

@media (max-width: 640px) {
  .container {
    padding: 0 20px;
  }

  .hero {
    padding: 48px 0 40px;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .hero .tagline {
    font-size: 1.125rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    padding: 24px;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .nav-links {
    gap: 12px;
  }
}